DOKK / manpages / debian 11 / allegro5-doc / al_ftell.3alleg5.en
al_ftell(3alleg5) al_ftell(3alleg5)

al_ftell - Allegro 5 API

#include <allegro5/allegro.h>
int64_t al_ftell(ALLEGRO_FILE *f)
    

Returns the current position in the given file, or -1 on error. errno is set to indicate the error.

On some platforms this function may not support large files.

al_fseek(3alleg5), al_get_errno(3alleg5)

Allegro reference manual